From 1c77b3ab9f81de15797815119119b7e9b405c856 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20M=C3=AD=C5=A1ek?= <jmisek@gmail.com>
Date: Sat, 19 Oct 2024 23:35:15 +0200
Subject: [PATCH] array_key_last()

fixes https://github.com/peachpiecompiler/peachpie/issues/1148
---
 src/Peachpie.Library/Arrays.cs      |  2 +-
 tests/arrays/array_key_last_001.php | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 tests/arrays/array_key_last_001.php

diff --git a/src/Peachpie.Library/Arrays.cs b/src/Peachpie.Library/Arrays.cs
index 06118973d3..bdbe37ba5e 100644
--- a/src/Peachpie.Library/Arrays.cs
+++ b/src/Peachpie.Library/Arrays.cs
@@ -881,7 +881,7 @@ public static PhpValue array_key_first(PhpArray array)
         public static PhpValue array_key_last(PhpArray array)
         {
             var enumerator = array.GetFastEnumerator();
-            if (enumerator.MovePrevious())
+            if (enumerator.MoveLast())
             {
                 return PhpValue.Create(enumerator.CurrentKey);
             }
diff --git a/tests/arrays/array_key_last_001.php b/tests/arrays/array_key_last_001.php
new file mode 100644
index 0000000000..239b2aef5d
--- /dev/null
+++ b/tests/arrays/array_key_last_001.php
@@ -0,0 +1,27 @@
+<?php
+
+// https://github.com/peachpiecompiler/peachpie/issues/1148
+
+namespace arrays\array_key_last_001;
+
+// Sample associative array
+$fruits = [
+    'apple' => 'green',
+    'banana' => 'yellow',
+    'cherry' => 'red',
+];
+
+// Using array_key_last() to get the last key of the array
+$lastKey = array_key_last($fruits);
+
+echo "The last key is: " . $lastKey . "\n";
+echo "The value of the last element is: " . $fruits[$lastKey] . "\n";
+
+// Sample indexed array
+$numbers = [10, 20, 30, 40];
+
+// Using array_key_last() to get the last key of the indexed array
+$lastIndex = array_key_last($numbers);
+
+echo "The last index is: " . $lastIndex . "\n";
+echo "The value of the last element is: " . $numbers[$lastIndex] . "\n";